Patent information:
Patent: | Utility 92,111 |
Patented: | June 29, 1869 |
Applied: | |
Title: | Improvement in Telegraph Insulators |
Description: | Hook with paraffin in a cup between hook or insulator and pin |
Category: | Hook |
Assigned to: | |
Patentee Information:
Class and subclass information:
Class: | 174 | ELECTRICITY: CONDUCTORS AND INSULATORS |
Subclass: | 30 | WITH FLUIDS OR VACUUM; Insulators; |
Known specimens:
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Drawings:
Page 1 |
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